JPS63132944U - - Google Patents
Info
- Publication number
- JPS63132944U JPS63132944U JP1987022845U JP2284587U JPS63132944U JP S63132944 U JPS63132944 U JP S63132944U JP 1987022845 U JP1987022845 U JP 1987022845U JP 2284587 U JP2284587 U JP 2284587U JP S63132944 U JPS63132944 U JP S63132944U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- viewer
- convex toward
- cylindrical face
- face piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 3
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Transforming Electric Information Into Light Information (AREA)
Description
第１図は透過型スクリーンの取付け枠の外観を
示し、第２図は本考案の透過型スクリーンを示し
、第３図はその構成方法を図解的に示す。
１：フルネルレンズ、２：レンチキユラーレン
ズ、１０：透過型スクリーン、３０：取付け枠。
FIG. 1 shows the appearance of a mounting frame for a transmission screen, FIG. 2 shows the transmission screen of the present invention, and FIG. 3 schematically shows a method of constructing the same. 1: Fresnel lens, 2: Lenticular lens, 10: Transmissive screen, 30: Mounting frame.
Claims (1)
合せてなる透過型スクリーンにおいて、フルネル
レンズを予め観察者側に凸な直立円筒形状面体と
し、該レンズに対して、平面又は曲面状のレンチ
キユラーレンズを一体的に結合し、全体の形状を
観察者側に凸な直立円筒形状面体としたことを特
徴とする透過型スクリーン。 In a transmission screen formed by combining a Fresnel lens and a lenticular lens, the Fresnel lens is formed into an upright cylindrical face piece that is convex toward the viewer, and a flat or curved lenticular lens is attached to the lens. A transmissive screen characterized by integrally joining together, and the overall shape is an upright cylindrical face piece that is convex toward the viewer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987022845U JPS63132944U (en) | 1987-02-20 | 1987-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987022845U JPS63132944U (en) | 1987-02-20 | 1987-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63132944U true JPS63132944U (en) | 1988-08-31 |
Family
ID=30820614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987022845U Pending JPS63132944U (en) | 1987-02-20 | 1987-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63132944U (en) |
-
1987
- 1987-02-20 JP JP1987022845U patent/JPS63132944U/ja active Pending